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Finding the Fourth Proportional to 44,086.92, 66,129 and 10,807.08

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Solution

The fourth proportional to 44,086.92, 66,129 and 10,807.08 is: 16,210.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,086.92 : 66,129 = 10,807.08 : x
  2. Step 2: Convert to fraction form
    44,086.92/66,129 = 10,807.08/x
  3. Step 3: Cross multiply
    44,086.92x = 66,129 × 10,807.08
  4. Step 4: Simplify right side
    44,086.92x = 714,661,393.32
  5. Step 5: Solve for x
    x = 714,661,393.32/44,086.92
  6. Step 6: Final answer
    x = 16,210.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.